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Audi A4 Most Popular Parts

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ES#2594193 - BOS380CC4 - 380cc Fuel Injectors - Set Of Four - Larger capacity fuel injector for performance uses. - Bosch - Audi Volkswagen

Larger capacity fuel injector for performance uses. We Price Match - Give Us A Call or Chat!
Not compatible with APR Stage 1+ software

Brand:
Bosch - Corporate Logo
ES#:
2594193
Mfg#:
BOS380CC4
In Stock
$279.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2986693 - 06F127025K - High Pressure Fuel Pump - High pressure fuel pump located on the front of the cylinder head - Pierburg - Audi Volkswagen

High pressure fuel pump located on the front of the cylinder head

Brand:
Pierburg - Corporate Logo
ES#:
2986693
Mfg#:
06F127025K
In Stock
$523.99

This product was last offered at the strikethrough price on
06-25-2026

$494.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4376596 - MS100210-6KT - APR Upgraded Ignition Coil - Blue - Set of Six - Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! - APR - Audi

Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
4376596
Mfg#:
MS100210-6KT
In Stock
$221.70 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#472036 - N91147601 - Caliper Bolt - Priced Each - Bolt that secures the caliper/carrier to the spindle. M14x1.5x48 - Genuine Volkswagen Audi - Audi Porsche

Bolt that secures the caliper/carrier to the spindle. M14x1.5x48

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
472036
Mfg#:
N91147601
In Stock
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4044760 - 24-262323 - B8 Performance Plus Rear Shock - Priced Each - Compliments factory sport package or lowering springs with a remarkably comfortable sport ride. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - Audi

Compliments factory sport package or lowering springs with a remarkably comfortable sport ride. World-famous Bilstein quality with a limited lifetime warranty! 10X Entries Into Our F80 M3 Sweepstakes

For vehicles without electronic suspension

Brand:
Bilstein - Corporate Logo
ES#:
4044760
Mfg#:
24-262323
In Stock
33% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$222.00

This product was last offered at the strikethrough price on
11-05-2026

$149.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4941142 - 770.530 - Cylinder Head Gasket Set - Comprehensive gasket set for engine rebuilds - Elring - Audi Volkswagen

Comprehensive gasket set for engine rebuilds 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Elring - Corporate Logo
ES#:
4941142
Mfg#:
770.530
In Stock
$187.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4766182 - 1K0998262T - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bremmen Parts - Audi Volkswagen

Keep your engine running efficiently 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4766182
Mfg#:
1K0998262T
In Stock
$93.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3676785 - 8W0133843C - Air Filter - Keep clean air running through your engine - Hengst - Audi
ECS Tuning recommends this product.

Keep clean air running through your engine 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!
For vehicles with CYMC engine code only

Brand:
Hengst - Corporate Logo
ES#:
3676785
Mfg#:
8W0133843C
In Stock
$24.99

This product was last offered at the strikethrough price on
06-18-2026

$24.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4858502 - B48-H6-L3 - Endurance Series AGM Battery - B48-H6-L3 - Designed for a wide range of demanding, high performance applications, this battery is reliable, long-lasting, and engineered for high shock and vibration applications. - Braille - Audi BMW Volkswagen Mercedes Benz Porsche

Designed for a wide range of demanding, high performance applications, this battery is reliable, long-lasting, and engineered for high shock and vibration applications.

Brand:
Braille - Corporate Logo
ES#:
4858502
Mfg#:
B48-H6-L3
Ships in 5 Business Days
$398.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4159575 - 034-401-1054 - Camber Correcting Density Line Control Arm Kit - Front - Includes lower control arms, upper adjustable control arms, M14 ball joints and all necessary hardware. - 034Motorsport - Audi

Includes lower control arms, upper adjustable control arms, M14 ball joints and all necessary hardware. 2X Entries Into Our F80 M3 Sweepstakes
For vehicles with M14 ball joints

Brand:
034Motorsport - Corporate Logo
ES#:
4159575
Mfg#:
034-401-1054
Ships in 3 Business Days
$1276.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4733454 - 4H0121671G - Coolant Control Valve - Serves as the HVAC Control Valve or Transmission Cooler Control Valve depending on application. - Febi - Audi Volkswagen

Serves as the HVAC Control Valve or Transmission Cooler Control Valve depending on application. We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4733454
Mfg#:
4H0121671G
In Stock
$110.99

This product was last offered at the strikethrough price on
10-12-2026

$109.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3439017 - 20TPRMOIL1KT1 - Liqui Moly MolyGen - Oil Service Kit - Premium  - Includes filter, drain plug, and Liqui Moly oil with MolyGen technology - Assembled By ECS - Audi Volkswagen

Includes filter, drain plug, and Liqui Moly oil with MolyGen technology 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE

Brand:
Assembled By ECS - Corporate Logo
ES#:
3439017
Mfg#:
20TPRMOIL1KT1
In Stock
$91.99

This product was last offered at the strikethrough price on
05-15-2026

$80.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#4020172 - 034-604-7006 - 034Motorsport Wheel Spacer Pair - 10mm - Designed to fit most Audi & Volkswagen vehicles with a 66.5mm center bore and 5x112mm wheel bolt patterns. - 034Motorsport - Audi

Designed to fit most Audi & Volkswagen vehicles with a 66.5mm center bore and 5x112mm wheel bolt patterns. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4020172
Mfg#:
034-604-7006
In Stock
$98.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4472555 - 06H133201AT - Intake Manifold - Includes the gasket, solenoid and sensor - Vaico - Audi

Includes the gasket, solenoid and sensor We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4472555
Mfg#:
06H133201AT
In Stock
$419.99

This product was last offered at the strikethrough price on
11-04-2026

$253.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4352960 - 025997ECS0681KT - Performance Front & Rear Brake Service Kit - Featuring ECS V5 Cross Drilled & Slotted rotors and EBC Red Pads - Assembled By ECS - Audi

Featuring ECS V5 Cross Drilled & Slotted rotors and EBC Red Pads 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE

Brand:
Assembled By ECS - Corporate Logo
ES#:
4352960
Mfg#:
025997ECS0681KT
In Stock
$1110.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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